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Upgrade Twig library

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This commit is contained in:
Michael Foster 2013-08-01 15:20:12 -04:00
parent 22f3a95e0e
commit 0fe5528574
133 changed files with 5080 additions and 1386 deletions
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82
inc/lib/Twig/Compiler.php
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@ -13,8 +13,7 @@
/**
* Compiles a node to PHP code.
*
* @package twig
* @author Fabien Potencier <fabien@symfony.com>
* @author Fabien Potencier <fabien@symfony.com>
*/
class Twig_Compiler implements Twig_CompilerInterface
{
@ -22,6 +21,10 @@ class Twig_Compiler implements Twig_CompilerInterface
protected $source;
protected $indentation;
protected $env;
protected $debugInfo;
protected $sourceOffset;
protected $sourceLine;
protected $filename;
/**
* Constructor.
@ -31,6 +34,12 @@ class Twig_Compiler implements Twig_CompilerInterface
public function __construct(Twig_Environment $env)
{
$this->env = $env;
$this->debugInfo = array();
}
public function getFilename()
{
return $this->filename;
}
/**
@ -56,8 +65,8 @@ class Twig_Compiler implements Twig_CompilerInterface
/**
* Compiles a node.
*
* @param Twig_NodeInterface $node The node to compile
* @param integer $indent The current indentation
* @param Twig_NodeInterface $node The node to compile
* @param integer $indentation The current indentation
*
* @return Twig_Compiler The current compiler instance
*/
@ -65,8 +74,15 @@ class Twig_Compiler implements Twig_CompilerInterface
{
$this->lastLine = null;
$this->source = '';
$this->sourceOffset = 0;
// source code starts at 1 (as we then increment it when we encounter new lines)
$this->sourceLine = 1;
$this->indentation = $indentation;
if ($node instanceof Twig_Node_Module) {
$this->filename = $node->getAttribute('filename');
}
$node->compile($this);
return $this;
@ -86,7 +102,7 @@ class Twig_Compiler implements Twig_CompilerInterface
/**
* Adds a raw string to the compiled code.
*
* @param string $string The string
* @param string $string The string
*
* @return Twig_Compiler The current compiler instance
*/
@ -113,6 +129,11 @@ class Twig_Compiler implements Twig_CompilerInterface
return $this;
}
/**
* Appends an indentation to the current PHP code after compilation.
*
* @return Twig_Compiler The current compiler instance
*/
public function addIndentation()
{
$this->source .= str_repeat(' ', $this->indentation * 4);
@ -123,7 +144,7 @@ class Twig_Compiler implements Twig_CompilerInterface
/**
* Adds a quoted string to the compiled code.
*
* @param string $string The string
* @param string $value The string
*
* @return Twig_Compiler The current compiler instance
*/
@ -137,19 +158,27 @@ class Twig_Compiler implements Twig_CompilerInterface
/**
* Returns a PHP representation of a given value.
*
* @param mixed $value The value to convert
* @param mixed $value The value to convert
*
* @return Twig_Compiler The current compiler instance
*/
public function repr($value)
{
if (is_int($value) || is_float($value)) {
if (false !== $locale = setlocale(LC_NUMERIC, 0)) {
setlocale(LC_NUMERIC, 'C');
}
$this->raw($value);
} else if (null === $value) {
if (false !== $locale) {
setlocale(LC_NUMERIC, $locale);
}
} elseif (null === $value) {
$this->raw('null');
} else if (is_bool($value)) {
} elseif (is_bool($value)) {
$this->raw($value ? 'true' : 'false');
} else if (is_array($value)) {
} elseif (is_array($value)) {
$this->raw('array(');
$i = 0;
foreach ($value as $key => $value) {
@ -178,17 +207,35 @@ class Twig_Compiler implements Twig_CompilerInterface
public function addDebugInfo(Twig_NodeInterface $node)
{
if ($node->getLine() != $this->lastLine) {
$this->lastLine = $node->getLine();
$this->write("// line {$node->getLine()}\n");
// when mbstring.func_overload is set to 2
// mb_substr_count() replaces substr_count()
// but they have different signatures!
if (((int) ini_get('mbstring.func_overload')) & 2) {
// this is much slower than the "right" version
$this->sourceLine += mb_substr_count(mb_substr($this->source, $this->sourceOffset), "\n");
} else {
$this->sourceLine += substr_count($this->source, "\n", $this->sourceOffset);
}
$this->sourceOffset = strlen($this->source);
$this->debugInfo[$this->sourceLine] = $node->getLine();
$this->lastLine = $node->getLine();
}
return $this;
}
public function getDebugInfo()
{
return $this->debugInfo;
}
/**
* Indents the generated code.
*
* @param integer $indent The number of indentation to add
* @param integer $step The number of indentation to add
*
* @return Twig_Compiler The current compiler instance
*/
@ -202,18 +249,19 @@ class Twig_Compiler implements Twig_CompilerInterface
/**
* Outdents the generated code.
*
* @param integer $indent The number of indentation to remove
* @param integer $step The number of indentation to remove
*
* @return Twig_Compiler The current compiler instance
*/
public function outdent($step = 1)
{
$this->indentation -= $step;
if ($this->indentation < 0) {
throw new Twig_Error('Unable to call outdent() as the indentation would become negative');
// can't outdent by more steps than the current indentation level
if ($this->indentation < $step) {
throw new LogicException('Unable to call outdent() as the indentation would become negative');
}
$this->indentation -= $step;
return $this;
}
}